US2639078A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Receptacle filling and liquid level control system
Assignee: Cory Corp
•
Filing: 1949-09-28
•
Granted: 1953-05-19
•
Expires: 1969-09-28
Abstract
No abstract record available.
Inventors
- 👤 Harvey R Karlen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:19
CPC Classifications
A; A47; A47J; A47J31/00; A47J31/40; A47J31/402; Y; Y10; Y10T; Y10T137/00; Y10T137/7287
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US563464A
Cited
USRE22879E
Cited
US1346898A
Cited
US1869720A
Cited
US2017368A
Cited
US2202197A
Cited
US2483450A
Cited
US2323128A
Cited
US2433599A
Cited
US2544917A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-05-18 | 1956-11-17 | 1957-05-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-05-18 | 1960-11-17 | 1961-05-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-05-18 | 1964-11-17 | 1965-05-19 | $7700.00 | Window Closed / Lapsed |